12220000221211 has 2 divisors, whose sum is σ = 12220000221212. Its totient is φ = 12220000221210.

The previous prime is 12220000221181. The next prime is 12220000221223. The reversal of 12220000221211 is 11212200002221.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 12220000221211 - 2⁵ = 12220000221179 is a prime.

It is not a weakly prime, because it can be changed into another prime (12220000021211) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6110000110605 + 6110000110606.

It is an arithmetic number, because the mean of its divisors is an integer number (6110000110606).

Almost surely, 2^{12220000221211} is an apocalyptic number.

12220000221211 is a deficient number, since it is larger than the sum of its proper divisors (1).

12220000221211 is an equidigital number, since it uses as much as digits as its factorization.

12220000221211 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 12220000221211 its reverse (11212200002221), we get a palindrome (23432200223432).

The spelling of 12220000221211 in words is "twelve trillion, two hundred twenty billion, two hundred twenty-one thousand, two hundred eleven".